move everything into player/world files, disable external player rotation

src/main.rs

@@ -1,12 +1,6 @@
 use bevy::{input::system::exit_on_esc_system, prelude::*};
-use bevy_rapier3d::{
+use bevy_rapier3d::physics::RapierPhysicsPlugin;
-  physics::RapierPhysicsPlugin,
+use rake::{player::PlayerPlugin, world::WorldPlugin};
-  rapier::{dynamics::RigidBodyBuilder, geometry::ColliderBuilder},
-};
-use rake::{
-  player::{Player, PlayerPlugin},
-  world::WorldPlugin,
-};
 
 fn main() {
   App::build()
@@ -23,23 +17,6 @@ fn main() {
     //.add_plugin(RapierRenderPlugin)
     .add_plugin(PlayerPlugin)
     .add_plugin(WorldPlugin)
-    .add_startup_system(init.system())
     .add_system(exit_on_esc_system.system())
     .run();
 }
-
-fn init(commands: &mut Commands) {
-  let player = Player::create();
-  commands
-    .spawn(LightBundle {
-      transform: Transform::from_translation(Vec3::new(4.0, 8.0, 4.0)),
-      ..Default::default()
-    })
-    .spawn(Camera3dBundle {
-      transform: Transform::from_translation(Vec3::new(0.0, 3.0, 3.0)),
-      ..Default::default()
-    })
-    .with(player)
-    .with(RigidBodyBuilder::new_dynamic().translation(0.0, 3.0, 0.0))
-    .with(ColliderBuilder::cylinder(1.0, 0.5).friction(0.0));
-}

src/player.rs

@@ -2,16 +2,19 @@ use bevy::{input::mouse::MouseMotion, math::clamp, prelude::*};
 use bevy_rapier3d::{
   na::Matrix3x1,
   physics::RigidBodyHandleComponent,
-  rapier::dynamics::{RigidBody, RigidBodySet},
+  rapier::{
+    dynamics::{RigidBody, RigidBodyBuilder, RigidBodySet},
+    geometry::ColliderBuilder,
+  },
 };
 
-pub struct Player {
+struct Player {
   /// The current pitch of the FlyCamera in degrees. This value is always up-to-date, enforced by [FlyCameraPlugin](struct.FlyCameraPlugin.html)
-  pub pitch: f32,
+  pitch: f32,
   /// The current pitch of the FlyCamera in degrees. This value is always up-to-date, enforced by [FlyCameraPlugin](struct.FlyCameraPlugin.html)
-  pub yaw: f32,
+  yaw: f32,
   /// The current velocity of the FlyCamera. This value is always up-to-date, enforced by [FlyCameraPlugin](struct.FlyCameraPlugin.html)
-  pub velocity: Vec3,
+  velocity: Vec3,
 }
 
 const PLAYER_SPEED: f32 = 15.0;
@@ -19,7 +22,7 @@ const PLAYER_FRICTION: f32 = 1.0;
 const MOUSE_SENSITIVITY: f32 = 6.0;
 
 impl Player {
-  pub fn create() -> Self {
+  fn create() -> Self {
     Self {
       pitch: 0.0,
       yaw: 0.0,
@@ -143,6 +146,22 @@ impl Plugin for PlayerPlugin {
     app
       .init_resource::<State>()
       .add_system(camera_movement_system.system())
-      .add_system(mouse_motion_system.system());
+      .add_system(mouse_motion_system.system())
+      .add_startup_system(init_player.system());
   }
 }
+
+fn init_player(commands: &mut Commands) {
+  commands
+    .spawn(Camera3dBundle {
+      transform: Transform::from_translation(Vec3::new(0.0, 3.0, 3.0)),
+      ..Default::default()
+    })
+    .with(Player::create())
+    .with(
+      RigidBodyBuilder::new_dynamic()
+        .translation(0.0, 3.0, 0.0)
+        .lock_rotations(),
+    )
+    .with(ColliderBuilder::cylinder(1.0, 0.5).friction(0.0));
+}

src/world.rs

@@ -13,11 +13,11 @@ fn create_world(
   commands: &mut Commands,
   mut meshes: ResMut<Assets<Mesh>>,
   mut materials: ResMut<Assets<StandardMaterial>>,
-  asset_server: Res<AssetServer>
+  asset_server: Res<AssetServer>,
 ) {
+  // some boxes to help with orientation
   let box_mesh = meshes.add(Mesh::from(shape::Cube { size: 0.25 }));
   let box_material = materials.add(Color::rgb(1.0, 0.2, 0.3).into());
-
   const AMOUNT: i32 = 6;
   for x in -(AMOUNT / 2)..(AMOUNT / 2) {
     for y in -(AMOUNT / 2)..(AMOUNT / 2) {
@@ -32,6 +32,12 @@ fn create_world(
     }
   }
 
+  // a simple light
+  commands.spawn(LightBundle {
+    transform: Transform::from_translation(Vec3::new(4.0, 8.0, 4.0)),
+    ..Default::default()
+  });
+
   // create a floor
   let floor_texture_handle = materials.add(asset_server.load("textures/blocks17floor2.png").into());
   let rigid_body1 = RigidBodyBuilder::new_static();